The classic bedbug strain that all newly caught bugs are compared against is a colony originally from Fort Dix, N.J., that a researcher kept alive for 30 years by letting it feed on him.
But Stephen A. Kells, a University of Minnesota entomologist, said he “prefers not to play with that risk.” He feeds his bugs expired blood-bank blood through parafilm.
Coby Schal of North Carolina State said he formerly used condoms filled with rabbit blood, but switched to parafilm because his condom budget raised eyebrows with university auditors.
Eu zic sa pastram tot DDTul care ne-a ramas si sa il pastram cu sfintenie just in case.
De asemenea niste tips:
- Check the corners of your mattress (under) for little reddish brown spots. This is the first thing you should do at every hotel you stay at
- They leave black-grey poop stains on white surfaces
- They are visible with the naked eye
Part 1: http://gilotopia.blogspot.com/2010/08/bedbugs-return.html